3Any reference in any Act or document to the Superannuation Act 1965, to the Superannuation Acts 1965 and 1967 or to any provision of the said Act of 1965, shall, except in so far as the context otherwise requires, be construed as, or as including, a reference to the principal civil service pension scheme within the meaning of section 2 of this Act or to the corresponding provision of that scheme, as the case may be.